The 2018–19 George Washington Colonials women's basketball team will represent George Washington University during the 2018–19 NCAA Division I women's basketball season. The Colonials, led by third year head coach Jennifer Rizzotti, play their home games at Charles E. Smith Center and were members of the Atlantic 10 Conference. They finished the season 10–20, 7–9 in A-10 play to finish in a 3 way tie for eighth place. They lost in the first round of the A-10 women's tournament to Saint Joseph's.